Tag Archive for 'Doliodus problematicus' | Sci.News

General view of the Doliodus problematicus specimen, showing the ventral part of the individual viewed in dorsal aspect, with major features identified. Abbreviations: br - branchial arches, hy - hyoid arch, lpf - left pectoral fin, lpfs - left pectoral fin spine, mc - meckelian cartilage of lower jaw, ppls - prepelvic spines, rpfs - right pectoral fin spine, rpf - right pectoral fin, t – teeth. Scale bar - 5 cm. Image credit: John G. Maisey et al.

New Study Confirms Sharks Arose from Acanthodian Fishes

Mar 16, 2017 by News Staff

A new study led by the American Museum of Natural History (AMNH) provides the strongest evidence to date that sharks arose from a group of bony fishes...